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Vulnerability DatabaseCVE-2021-2180

CVE-2021-2180: 
MySQL vulnerability analysis and mitigation

Overview

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB) affecting versions 5.7.33 and prior, and 8.0.23 and prior. This vulnerability was disclosed in April 2021 and is easily exploitable by high privileged attackers with network access via multiple protocols (Oracle Advisory).

Technical details

The vulnerability has been assigned a CVSS 3.1 Base Score of 4.9 (Medium) with the vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. The vulnerability requires high privileges and network access, with low attack complexity. No user interaction is required for exploitation (NVD).

Impact

Successful exploitation of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server (NVD).

Mitigation and workarounds

Oracle has released patches to address this vulnerability in MySQL versions. Users should upgrade to versions newer than 5.7.33 or 8.0.23. For MariaDB users, versions 10.2.38, 10.3.29, 10.4.19, and 10.5.10 or later contain fixes for this vulnerability (Gentoo Advisory).

Additional resources

Source: This report was generated using AI

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